The end of i686 is coming.
https://www.archlinux.org/news/phasing-out-i686-support/
And Siduction too.
https://news.siduction.org/2017/02/next-release-plans/
What about Sparky? I am ok with it. My last 32-bit machine will run stable Debian Stretch one more cycle if the hardware is ok with it. ;D